Material: Steel C45, whirled. Single-thread worms to be paired with single-thread worm gears of the same module. So, various ratios at various axle distances can be realized. Pressure angle 20°.
| Module | 4 |
|---|---|
| d (mm) | 50 |
| da (mm) | 58 |
| ND (mm) | 40 |
| NL1 (mm) | 15 |
| G (mm) | 62 |
| NL2 (mm) | 4 |
| L (mm) | 81 |
| BH7 (mm)) | 20 |
| Weight (g) | 1200 |
